diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn31/dcn31_optc.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn31/dcn31_optc.c | 36 |
1 files changed, 29 insertions, 7 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_optc.c b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_optc.c index e8562fa11366..63a677c8ee27 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_optc.c +++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_optc.c @@ -91,8 +91,7 @@ static void optc31_set_odm_combine(struct timing_generator *optc, int *opp_id, i optc1->opp_count = opp_cnt; } -/** - * Enable CRTC +/* * Enable CRTC - call ASIC Control Object to enable Timing generator. */ static bool optc31_enable_crtc(struct timing_generator *optc) @@ -124,7 +123,6 @@ static bool optc31_enable_crtc(struct timing_generator *optc) static bool optc31_disable_crtc(struct timing_generator *optc) { struct optc *optc1 = DCN10TG_FROM_TG(optc); - /* disable otg request until end of the first line * in the vertical blank region */ @@ -138,11 +136,12 @@ static bool optc31_disable_crtc(struct timing_generator *optc) REG_WAIT(OTG_CLOCK_CONTROL, OTG_BUSY, 0, 1, 100000); + optc1_clear_optc_underflow(optc); return true; } -static bool optc31_immediate_disable_crtc(struct timing_generator *optc) +bool optc31_immediate_disable_crtc(struct timing_generator *optc) { struct optc *optc1 = DCN10TG_FROM_TG(optc); @@ -158,10 +157,13 @@ static bool optc31_immediate_disable_crtc(struct timing_generator *optc) OTG_BUSY, 0, 1, 100000); + /* clear the false state */ + optc1_clear_optc_underflow(optc); + return true; } -static void optc31_set_drr( +void optc31_set_drr( struct timing_generator *optc, const struct drr_params *params) { @@ -199,7 +201,6 @@ static void optc31_set_drr( // Setup manual flow control for EOF via TRIG_A optc->funcs->setup_manual_trigger(optc); - } else { REG_UPDATE_4(OTG_V_TOTAL_CONTROL, OTG_SET_V_TOTAL_MIN_MASK, 0, @@ -211,6 +212,26 @@ static void optc31_set_drr( } } +void optc3_init_odm(struct timing_generator *optc) +{ + struct optc *optc1 = DCN10TG_FROM_TG(optc); + + REG_SET_5(OPTC_DATA_SOURCE_SELECT, 0, + OPTC_NUM_OF_INPUT_SEGMENT, 0, + OPTC_SEG0_SRC_SEL, optc->inst, + OPTC_SEG1_SRC_SEL, 0xf, + OPTC_SEG2_SRC_SEL, 0xf, + OPTC_SEG3_SRC_SEL, 0xf + ); + + REG_SET(OTG_H_TIMING_CNTL, 0, + OTG_H_TIMING_DIV_MODE, 0); + + REG_SET(OPTC_MEMORY_CONFIG, 0, + OPTC_MEM_SEL, 0); + optc1->opp_count = 1; +} + static struct timing_generator_funcs dcn31_tg_funcs = { .validate_timing = optc1_validate_timing, .program_timing = optc1_program_timing, @@ -238,12 +259,12 @@ static struct timing_generator_funcs dcn31_tg_funcs = { .enable_crtc_reset = optc1_enable_crtc_reset, .disable_reset_trigger = optc1_disable_reset_trigger, .lock = optc3_lock, - .is_locked = optc1_is_locked, .unlock = optc1_unlock, .lock_doublebuffer_enable = optc3_lock_doublebuffer_enable, .lock_doublebuffer_disable = optc3_lock_doublebuffer_disable, .enable_optc_clock = optc1_enable_optc_clock, .set_drr = optc31_set_drr, + .get_last_used_drr_vtotal = optc2_get_last_used_drr_vtotal, .set_vtotal_min_max = optc1_set_vtotal_min_max, .set_static_screen_control = optc1_set_static_screen_control, .program_stereo = optc1_program_stereo, @@ -270,6 +291,7 @@ static struct timing_generator_funcs dcn31_tg_funcs = { .program_manual_trigger = optc2_program_manual_trigger, .setup_manual_trigger = optc2_setup_manual_trigger, .get_hw_timing = optc1_get_hw_timing, + .init_odm = optc3_init_odm, }; void dcn31_timing_generator_init(struct optc *optc1) |